Jewel-cluster setting.



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" UNITED STATES PATENT OFFICE.

mm x. semrrs, or chrome. ruuoxa .2 mm ssmao.

To all whom it any concern.-

Be lt known that l, Davm I. Sraaurs, a citiaen of the United States of America, and aresident of Chicago, county of Cook, State to! Illinois, have invented certain new and nselul Improvements in Jewel-Cluster Setting, of which the following is a specification. a I Themain objects .of this invention: are to lo peorule an improved term of anal-clustertwig r i {stiff E8 erF la size i 9 on the base piece gold or other meta n a manmr substan- ;tially lihe that in which a sniitaire is held i hetwemr the plow of the ortllua'r) srtt m of similar at, 1e frame I has a eemra beetleattea etletterelateat. aa' neauea enemas, me. smaiaaeemae.

other views mainly in omitting the cntt Patented Feb. 8, 1910.

aperture 4 and a pluralit of apertur. 5 grouped Ill a circle about t e aperture 4. A 1;? in hehl in the laperture 4 by mkedans of te ron Ban tnesu i or shoulder? and in the npfrm thu feels are held between the annular shoulder 8 and 9. The frame 1 is u wardly convex so that the middle jewel n'lll be slightly elevated above the other jewels in the cluster. 65 Flanges, or webs, 10 on the frame I bear upon the ahouldera 11 located near the top Q the prongs 2 us in Figs. 8 and and the tips of the pron n'hic project a re the frame are bent own over the flanges 10 in 7 the same manner in which,'in the usual eettmgs, the are made to hold a single large ewelin pace. In order to ineurea diti al secur ty, each prong is soldered to the rea tveflangelOotthe frame. .Inorder" t t the cluster-frame mi 'oler minimum 1 obstruction to light re s the framefil betwfiz; 1 l ltl are areas one m otehea' an t'ltintheup rheea tthelangsalo so toseryeaseaata thehent-intipaotthe It well known that the bri and beauty of diamonds, and other cut swab,- is due to retraction rather than to II of light; It is, there! important that as much light as poasi le should the stones from beneath and the dos. (Jluatera of gewels, as usually are comparatively all for the reason 9 that'heaooesaoll' iseutollromthe .r" we: n:

1 reason we an Bpleher etylea of aolitaire I so r and desirable. The

outer parts at.

moditleatlon illustra and 9 dilera from the form altered or omitted without departing the spirit of this invention.. I1: aim:

I. A eQreLcInste'r-setting comprising a rlusterramo having a plurality of apeh tetheedgeeof'eeel portions of aait frame.

terflhr e andahaeehavin atoeuporta 'ewel acid outera rturee;

5 e pw azli 'diepaed :id heing zapen at t et'lgee of u aznl ie perhail in te up?" ace art-J mit unohetrueted entrance of ll httc the to it! aim each 0 aeid prouga outer eidee of the jewele and each 0! eaid I Va a aeat thereon adapted to aparturee being grooved at ite inner ed h nppurt the edge of aaid frame ad- 3 to receive the edgee of a jewel for earn heat t0 one of lid notehce, and the tipe it and a baae li'erlng pronge en n the of nil {amp hei bent inward into ea 6 etlgee of said frame between aaid ou erapernot. oeaeunea frameinaaid eeete. ,turea.

e I. A -eetting eotnpriain'ga auhetan- 4. jewel clueter eetting, romp a tielly -ehapad cinder-frame having a that: having a central aperture au 40 antral apartitre and a aeriea of uuter apcfi 1 by a norica of outer apertures, mea'ne at the tune in the are of a circle conmt of each of eaid apertnrea for retaining centric with lid cqitral aperture, meana at a we! therein said outer aperturee a 0 aeitl apertures for aeupon at the edges to permit an earl a ewel a haae lavm a ilnralit t'lllttltt't: ofli lltmfllfijid the ear of it? M l y f'fpwartlly l t:

upwardly d mmga, aahl a been having a plurality q frame fin .rigidly 'atqaportet by and at lltl tii'lll'tlllm connected to said diak'et'their the upper ende'of aaid prongafnahl frame upper end, said punt being ahaped and :0 being cut away at puinte'wlnch lie between luratetl so as to-a-vot obetructing the ennitlv to er: the aitlt'n at the outer trance of light to-the je'trele thruuhout e0 and aaid ac heingalap cut away the extent of the opeu'atdee. bl laid aperwen-id pron? to avuul ntterl'urrnru 3 lures.

th the peaiat 0 light at the cut away wmgnul at Chicago thie 16th {lay of May,

8. A jewel-cinder arttiug rompriaing a 1 DAVID I. STREIJTL dial: having a central aperture nurroumled Wittmm: 3 a aeriee of outer hpt rtttt'vr, proupa at the I Nam-n: M. l'meue,

gee of aaid central aperture and uthtptetl Euunsn A. Rmmnee. 

